<!--refer to https://wpt.live/css/cssom-view/range-bounding-client-rect-with-nested-text.html -->
<!DOCTYPE html>
<meta charset="utf-8">
<title>All the rectangles for the text nodes must included in getClientRects</title>
<script src="../include.js"></script>
<style>
  .nullDims {
    width: 0;
    height: 0;
  }

  .nullDims > div {
    position: absolute;
    left: 10px;
  }
</style>
<div id="container">
  <div class="nullDims">
    <div id="first" style="top: 10px">Hello</div>
  </div>
  <div class="nullDims">
    <div id="second" style="top: 40px">Ladybird</div>
  </div>
  <div class="nullDims">
    <div id="third" style="top: 70px">Ladybird again</div>
  </div>
  <div class="nullDims">
    <div id="last" style="top: 100px">World</div>
  </div>
</div>
<script>
  test(function () {
    const first = document.getElementById("first");
    const last = document.getElementById("last");
    const range = document.createRange();
    range.setStart(first.firstChild, 0);
    range.setEnd(last.firstChild, 3);

    const selection = window.getSelection();
    selection.removeAllRanges();
    selection.addRange(range);
    let rects = Array.from(range.getClientRects());
    println(rects.length);
    rects = rects.filter(({ width, height }) => width > 0 && height > 0);
    println(rects.length);
  })
</script>
